diff --git a/.changelog/6406.txt b/.changelog/6406.txt
new file mode 100644
index 0000000000..571c912423
--- /dev/null
+++ b/.changelog/6406.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+dns: added `managed_zone_id` attribute to `google_dns_managed_zone` data source
+```
diff --git a/google-beta/data_source_dns_managed_zone.go b/google-beta/data_source_dns_managed_zone.go
index 40426a68e3..734fe2ac8f 100644
--- a/google-beta/data_source_dns_managed_zone.go
+++ b/google-beta/data_source_dns_managed_zone.go
@@ -26,6 +26,12 @@ func dataSourceDnsManagedZone() *schema.Resource {
 				Computed: true,
 			},
 
+			"managed_zone_id": {
+				Type:        schema.TypeInt,
+				Computed:    true,
+				Description: `Unique identifier for the resource; defined by the server.`,
+			},
+
 			"name_servers": {
 				Type:     schema.TypeList,
 				Computed: true,
@@ -69,18 +75,21 @@ func dataSourceDnsManagedZoneRead(d *schema.ResourceData, meta interface{}) erro
 		return handleNotFoundError(err, d, fmt.Sprintf("dataSourceDnsManagedZone %q", name))
 	}
 
-	if err := d.Set("name_servers", zone.NameServers); err != nil {
-		return fmt.Errorf("Error setting name_servers: %s", err)
+	if err := d.Set("dns_name", zone.DnsName); err != nil {
+		return fmt.Errorf("Error setting dns_name: %s", err)
 	}
 	if err := d.Set("name", zone.Name); err != nil {
 		return fmt.Errorf("Error setting name: %s", err)
 	}
-	if err := d.Set("dns_name", zone.DnsName); err != nil {
-		return fmt.Errorf("Error setting dns_name: %s", err)
-	}
 	if err := d.Set("description", zone.Description); err != nil {
 		return fmt.Errorf("Error setting description: %s", err)
 	}
+	if err := d.Set("managed_zone_id", zone.Id); err != nil {
+		return fmt.Errorf("Error setting managed_zone_id: %s", err)
+	}
+	if err := d.Set("name_servers", zone.NameServers); err != nil {
+		return fmt.Errorf("Error setting name_servers: %s", err)
+	}
 	if err := d.Set("visibility", zone.Visibility); err != nil {
 		return fmt.Errorf("Error setting visibility: %s", err)
 	}
diff --git a/google-beta/data_source_dns_managed_zone_test.go b/google-beta/data_source_dns_managed_zone_test.go
index acdbc17fab..e3b0a28f33 100644
--- a/google-beta/data_source_dns_managed_zone_test.go
+++ b/google-beta/data_source_dns_managed_zone_test.go
@@ -27,7 +27,6 @@ func TestAccDataSourceDnsManagedZone_basic(t *testing.T) {
 						"forwarding_config.#":         {},
 						"force_destroy":               {},
 						"labels.#":                    {},
-						"managed_zone_id":             {},
 						"creation_time":               {},
 						"reverse_lookup":              {},
 					},